" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
1) d = 2 × r = 2 × 21 = 42 cmluas = π × r² = 22/7 × 21 × 21 = 1386 cm²
volume = La × t = 1386 × 35 = 48.510 cm³
2) d = 40
r = 40 ÷ 2 = 20 cm
Luas = π × r² = 3,14 × 20 × 20 = 1256 cm²
volume = La × t = 1256 × 50 = 62.800 cm³
luas=1386
volume=48510
2.jari2=20
luas=1256,00
volume=62800